| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 11580.0 | USD | 20180523 |
| Unknown | China national standards | MT | 1830.0 | USD | 20180522 |
| Unknown | China national standards | MT | 12530.0 | USD | 20180519 |
| Unknown | China national standards | MT | 11800.0 | USD | 20180519 |
| Unknown | China national standards | MT | 14430.0 | USD | 20180519 |
| Unknown | China national standards | MT | 1870.0 | USD | 20180519 |
| Unknown | China national standards | MT | 11810.0 | USD | 20180518 |
| Unknown | China national standards | MT | 1900.0 | USD | 20180518 |
| Unknown | China national standards | MT | 1740.0 | USD | 20180516 |
| Unknown | China national standards | MT | 10990.0 | USD | 20180515 |